Emphasizing values, beliefs, and ethics, this volume provides a theoretical and conceptual framework for discussing the environmental factors and logistical complexities involved in sustainable food systems. The book describes the many problems confronting agriculture and explains their roots in modern agricultural practices. Completely revised and updated, the bestselling second edition contains additional data, readings, issues, and case studies. It also contains two additional chapters investigating the role of livestock in agroecosystems and the cultural and communal aspects of sustainable food systems.